From Cppreference
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| bool try_lock();
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| (C++11 feature)
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Tries to lock the mutex. Returns immediately. On successful lock acquisition returns true, otherwise returns false.
[edit] Parameters
(none)
[edit] Return value
true if the lock was acquired successfully, otherwise false.
[edit] Exceptions
[edit] Example
[edit] See also
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| locks the mutex, blocks if the mutex is not available
(public member function)
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| tries to lock the mutex, returns if the mutex is not
available for the specified timeout duration
(public member function)
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| tries to lock the mutex, returns if the mutex is not
available until specified time point has been reached
(public member function)
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| unlocks the mutex
(public member function)
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